#!/usr/bin/env python
# vim: tabstop=4 shiftwidth=4 softtabstop=4

"""
Heat API Server.  This implements an approximation of the Amazon
CloudFormation API and translates it into a native representation.  It then
calls the heat-engine via REST to implement them.
"""

import gettext
import os
import sys

# If ../heat/__init__.py exists, add ../ to Python search path, so that
# it will override what happens to be installed in /usr/(local/)lib/python...
possible_topdir = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]),
                                   os.pardir,
                                   os.pardir))
if os.path.exists(os.path.join(possible_topdir, 'heat', '__init__.py')):
    sys.path.insert(0, possible_topdir)

gettext.install('heat', unicode=1)

from heat import rpc
from heat.common import config
from heat.common import wsgi
from paste import httpserver


if __name__ == '__main__':
    try:
        conf = config.HeatConfigOpts()
        conf()
        config.FLAGS = conf
        rpc.configure(conf)

        app = config.load_paste_app(conf)

        port = config.DEFAULT_PORT
        print 'Starting Heat API on port %s' % port
        httpserver.serve(app, port=port)
    except RuntimeError, e:
        sys.exit("ERROR: %s" % e)